HN

Hirofumi Nakagawa

JD Japan Display: 11 patents #317 of 1,204Top 30%
JO Joled: 5 patents #91 of 392Top 25%
TK Tanaka Kikinzoku Kogyo K.K.: 5 patents #63 of 436Top 15%
KM Konica Minolta: 4 patents #901 of 2,718Top 35%
KM Konica Minolta: 3 patents #626 of 1,361Top 50%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
JC Jms Co.: 2 patents #49 of 184Top 30%
OJ Oclaro Japan: 2 patents #36 of 108Top 35%
OJ Opnext Japan: 2 patents #72 of 185Top 40%
KU Kyoto University: 2 patents #286 of 1,688Top 20%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
FL Fujitsu General Limited: 1 patents #189 of 325Top 60%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
ME Mercari: 1 patents #27 of 69Top 40%
UN Unico: 1 patents #29 of 45Top 65%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
CL Cig Photonics Japan Limited: 1 patents #4 of 7Top 60%
📍 Tsukuba, JP: #40 of 2,818 inventorsTop 2%
Overall (All Time): #67,456 of 4,157,543Top 2%
44
Patents All Time

Issued Patents All Time

Showing 26–44 of 44 patents

Patent #TitleCo-InventorsDate
9290841 Organoruthenium compound for chemical vapor deposition raw material and production method for the organoruthenium compound Masayuki Saito, Junichi Taniuchi 2016-03-22
9266916 Production method for dodecacarbonyl triruthenium Masayuki Saito, Toshiyuki Shigetomi, Kenji Goto 2016-02-23
9195334 Electronic device and method for controlling the electronic device Makoto Hayashi, Jouji Yamada, Michio Yamamoto, Kohei Azumi, Hiroshi Mizuhashi +2 more 2015-11-24
8913933 Paper conveying device, image forming apparatus, and push-in amount adjusting method Takeshi Maeyama 2014-12-16
8909067 Optical output module, optical transceiver, and optical transmission system Kouji Takeguchi, Shigehiro Takashima, Taichi Kogure, Saki Narisawa 2014-12-09
8508517 Electrostatic protection element Tetsuo Asada 2013-08-13
8471879 Image forming apparatus and image forming method Ikuko Kanazawa 2013-06-25
8467118 Optical module Osamu Kagaya, Taichi Kogure 2013-06-18
8190051 Cleaning device for intermediate transferring member and image-forming apparatus equipped with the same Tetsuo Sano, Junpei Shouno 2012-05-29
8048193 Method for producing gold colloid and gold colloid Junichi Taniuchi, Koji Okamoto 2011-11-01
8045881 Cleaning device for intermediate transferring member and image-forming apparatus Tetsuo Sano, Junpei Shouno 2011-10-25
7466930 Optical receiver module and optical receiver module system Mitsuo Akashi, Tetsuya Aoki 2008-12-16
7313331 Optical communication device, optical transmitter, optical transmitter-receiver, and optical transmission system Mitsuo Akashi, Hironori Saitoh, Fumitoshi Goto, Raju Kankipati 2007-12-25
7287520 Apparatus for enhancing combustion efficiency of liquid fuel Kenichi Hashimoto 2007-10-30
7176741 Level shift circuit Tomoya Ishikawa 2007-02-13
7079125 Display device driving circuit and display device Osamu Sarai, Fuminori Tanemura, Miki Fujino 2006-07-18
7009426 Data transmission/reception system Shiro Dosho, Yusuke Tokunaga, Yasuyuki Doi, Yoshito Date, Tetsuro Ohmori +1 more 2006-03-07
5239644 Data preloading method and system for using a buffer Takaaki SEKI, Hiroyuki Kitajima, Tadashi Ohsone 1993-08-24
4922299 Electrostatic charge emitting apparatus Yoshihiro Uchimoto 1990-05-01